2023-01-04 14:15:45 -08:00
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using Ryujinx.Horizon.Sdk.Sf.Cmif;
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using Ryujinx.Horizon.Sdk.Sf.Hipc;
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using Ryujinx.Memory;
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using System;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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namespace Ryujinx.Horizon.Sdk.Sf
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{
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static class CommandSerialization
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{
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public static ReadOnlySpan<byte> GetReadOnlySpan(PointerAndSize bufferRange)
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{
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return HorizonStatic.AddressSpace.GetSpan(bufferRange.Address, checked((int)bufferRange.Size));
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}
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public static WritableRegion GetWritableRegion(PointerAndSize bufferRange)
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{
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return HorizonStatic.AddressSpace.GetWritableRegion(bufferRange.Address, checked((int)bufferRange.Size));
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}
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public static ref T GetRef<T>(PointerAndSize bufferRange) where T : unmanaged
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{
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var writableRegion = GetWritableRegion(bufferRange);
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2023-01-08 04:13:39 -08:00
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2023-01-04 14:15:45 -08:00
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return ref MemoryMarshal.Cast<byte, T>(writableRegion.Memory.Span)[0];
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}
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public static object DeserializeArg<T>(ref ServiceDispatchContext context, ReadOnlySpan<byte> inRawData, int offset) where T : unmanaged
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{
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return MemoryMarshal.Cast<byte, T>(inRawData.Slice(offset, Unsafe.SizeOf<T>()))[0];
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}
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public static T DeserializeArg<T>(ReadOnlySpan<byte> inRawData, int offset) where T : unmanaged
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{
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return MemoryMarshal.Cast<byte, T>(inRawData.Slice(offset, Unsafe.SizeOf<T>()))[0];
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}
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public static ulong DeserializeClientProcessId(ref ServiceDispatchContext context)
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{
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return context.Request.Pid;
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}
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public static int DeserializeCopyHandle(ref ServiceDispatchContext context, int index)
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{
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return context.Request.Data.CopyHandles[index];
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}
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public static int DeserializeMoveHandle(ref ServiceDispatchContext context, int index)
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{
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return context.Request.Data.MoveHandles[index];
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}
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public static void SerializeArg<T>(Span<byte> outRawData, int offset, T value) where T : unmanaged
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{
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MemoryMarshal.Cast<byte, T>(outRawData.Slice(offset, Unsafe.SizeOf<T>()))[0] = (T)value;
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}
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public static void SerializeCopyHandle(HipcMessageData response, int index, int value)
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{
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response.CopyHandles[index] = value;
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}
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public static void SerializeMoveHandle(HipcMessageData response, int index, int value)
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{
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response.MoveHandles[index] = value;
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}
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}
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2023-01-08 04:13:39 -08:00
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}
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